Cadmium Selenide (CdSe) Micron Powder, Purity: 99.9+%, Size: 1–10 µm

Description

Cadmium Selenide (CdSe) Micron Powder, Purity: 99.9+%, Size: 1–10 µm

Cadmium Selenide (CdSe) Micron Powder is a high-purity II–VI semiconductor material known for its direct band gap (~1.74 eV) and excellent optoelectronic properties. With 99.9+% purity and particle size ranging from 1–10 µm, CdSe is widely used in photovoltaics, photodetectors, solar cells, and quantum dot production.

As a compound semiconductor, CdSe exhibits strong luminescence, photoconductivity, and stability, making it highly valuable in both industrial and research applications. Its versatility extends to applications in optoelectronics, catalysts, pigments, and biomedical imaging when engineered into advanced nanostructures.

Technical Properties

• Chemical Formula: CdSe

• Purity: 99.9+% (metal basis)

• Particle Size: 1–10 µm

• Density: ~5.81 g/cm³

• Crystal Structure: Hexagonal (Wurtzite) / Cubic (Zincblende, depending on synthesis)

• Band Gap: ~1.74 eV (direct)

• Appearance: Red to dark orange powder

• CAS Number: 1306-24-7

Key Features

• High-purity CdSe ensures consistent performance in electronic and optical applications

• Stable semiconductor material with well-defined band gap

• Suitable for both bulk applications and as precursor for nanoscale synthesis

• Excellent light absorption and emission characteristics

Applications

Electronics & Optoelectronics

• Photovoltaic cells and solar energy conversion

• Photoresistors, photodetectors, and optical sensors

• Thin-film transistors and semiconductor devices

Quantum Materials & Research

• Precursor for CdSe quantum dots with tunable emission across visible spectrum

• Fluorescent labeling in biological and medical imaging (quantum dot applications)

• Optical coatings and experimental optoelectronic devices

Pigments & Coatings

• Used historically as a pigment material in ceramics and glasses

• Provides stable red/orange coloration